зеркало из https://github.com/mozilla/pjs.git
72 строки
2.2 KiB
C
72 строки
2.2 KiB
C
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsSplittableFrame_h___
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#define nsSplittableFrame_h___
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#include "nsFrame.h"
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// Derived class that allows splitting
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class nsSplittableFrame : public nsFrame
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{
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public:
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NS_IMETHOD SizeOf(nsISizeOfHandler* aHandler) const;
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// CreateContinuingFrame() does the default behavior of using the
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// content delegate to create a new frame
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NS_IMETHOD IsSplittable(nsSplittableType& aIsSplittable) const;
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// Flow member functions.
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NS_IMETHOD GetPrevInFlow(nsIFrame*& aPrevInFlow) const;
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NS_IMETHOD SetPrevInFlow(nsIFrame*);
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NS_IMETHOD GetNextInFlow(nsIFrame*& aNextInFlow) const;
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NS_IMETHOD SetNextInFlow(nsIFrame*);
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/**
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* Return the first frame in our current flow.
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*/
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nsIFrame* GetFirstInFlow() const;
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/**
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* Return the last frame in our current flow.
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*/
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nsIFrame* GetLastInFlow() const;
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NS_IMETHOD AppendToFlow(nsIFrame* aAfterFrame);
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NS_IMETHOD PrependToFlow(nsIFrame* aAfterFrame);
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NS_IMETHOD RemoveFromFlow();
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NS_IMETHOD BreakFromPrevFlow();
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NS_IMETHOD BreakFromNextFlow();
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nsIFrame* GetPrevInFlow();
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nsIFrame* GetNextInFlow();
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protected:
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// Constructor. Takes as arguments the content object, the index in parent,
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// and the Frame for the content parent
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nsSplittableFrame(nsIContent* aContent, nsIFrame* aParent);
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virtual ~nsSplittableFrame();
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void SizeOfWithoutThis(nsISizeOfHandler* aHandler) const;
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nsIFrame* mPrevInFlow;
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nsIFrame* mNextInFlow;
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};
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#endif /* nsSplittableFrame_h___ */
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